diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index ad1bbeb748f8a0b2184e236be5830721e1cde430..3ae0bb284cef14f58a5f2bc2c951b8ba8da916e1 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -7,7 +7,8 @@
             android:label="@string/app_name"
             android:supportsRtl="true"
             android:theme="@style/AppTheme">
-        <activity android:name=".MainActivity">
+        <activity android:name=".MainActivity"
+                  android:screenOrientation="portrait">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN"/>
 
diff --git a/app/src/main/java/de/ccc/events/badge/card10/main/MainFragment.kt b/app/src/main/java/de/ccc/events/badge/card10/main/MainFragment.kt
index a9aa628f7874a1a465dbabf6e708570868e5d27f..6b70ff61e5711f632999761ecbe6d39df141418b 100644
--- a/app/src/main/java/de/ccc/events/badge/card10/main/MainFragment.kt
+++ b/app/src/main/java/de/ccc/events/badge/card10/main/MainFragment.kt
@@ -33,6 +33,7 @@ import androidx.fragment.app.Fragment
 import de.ccc.events.badge.card10.CARD10_BLUETOOTH_MAC_PREFIX
 import de.ccc.events.badge.card10.R
 import de.ccc.events.badge.card10.common.ConnectionService
+import de.ccc.events.badge.card10.filetransfer.FileTransferFragment
 import de.ccc.events.badge.card10.hatchery.AppListFragment
 import de.ccc.events.badge.card10.mood.MoodFragment
 import de.ccc.events.badge.card10.scanner.ScannerFragment
@@ -46,27 +47,23 @@ class MainFragment : Fragment() {
         inflater.inflate(R.layout.main_fragment, container, false)
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        button_pair.setOnClickListener { startFragment(ScannerFragment()) }
+        button_mood.setOnClickListener { startFragment(MoodFragment()) }
+        button_beautiful.setOnClickListener { startFragment(BeautifulFragment()) }
+        button_hatchery.setOnClickListener { startFragment(AppListFragment()) }
+        button_send.setOnClickListener { startFragment(FileTransferFragment()) }
+
         val bondedCard10s =
             bluetoothAdapter.bondedDevices.filter { it.address.startsWith(CARD10_BLUETOOTH_MAC_PREFIX, true) }
+
         if (bondedCard10s.isNotEmpty()) {
-            val device = bondedCard10s.get(0)
+            val device = bondedCard10s[0]
             label_status.text = getString(R.string.main_label_paired, device.name, device.address)
-            container_paired.visibility = View.VISIBLE
-        } else {
-            label_status.text = getString(R.string.main_label_not_connected)
-            container_paired.visibility = View.GONE
-        }
-
-        if (ConnectionService.isConnected()) {
             showConnectedView(view)
         } else {
+            label_status.text = getString(R.string.main_label_not_connected)
             showDisconnectedView(view)
         }
-
-        button_pair.setOnClickListener { startFragment(ScannerFragment()) }
-        button_mood.setOnClickListener { startFragment(MoodFragment()) }
-        button_beautiful.setOnClickListener { startFragment(BeautifulFragment()) }
-        button_hatchery.setOnClickListener { startFragment(AppListFragment()) }
     }
 
     private fun startFragment(fragment: Fragment) {
@@ -79,19 +76,10 @@ class MainFragment : Fragment() {
     private fun showConnectedView(view: View) {
         view.findViewById<ConstraintLayout>(R.id.container_connected).visibility = View.VISIBLE
         view.findViewById<ConstraintLayout>(R.id.container_disconnected).visibility = View.GONE
-
-        val buttonSend = view.findViewById<Button>(R.id.button_send)
-        buttonSend.setOnClickListener {
-            // TODO: Open file transfer fragment
-        }
     }
 
     private fun showDisconnectedView(view: View) {
         view.findViewById<ConstraintLayout>(R.id.container_connected).visibility = View.GONE
         view.findViewById<ConstraintLayout>(R.id.container_disconnected).visibility = View.VISIBLE
-        val buttonConnect = view.findViewById<Button>(R.id.button_connect)
-        buttonConnect.setOnClickListener {
-            // TODO: Open scan fragment
-        }
     }
 }
diff --git a/app/src/main/res/drawable/ic_launcher.xml b/app/src/main/res/drawable/ic_launcher.xml
index 73cb06f653e6e9af0f3c428ecd474f9c656978dd..8e40f97c31c2c40818beb5f7dec627642be24700 100644
--- a/app/src/main/res/drawable/ic_launcher.xml
+++ b/app/src/main/res/drawable/ic_launcher.xml
@@ -2,9 +2,9 @@
 <vector xmlns:android="http://schemas.android.com/apk/res/android"
         android:width="108dp" android:height="108dp"
         android:viewportWidth="512" android:viewportHeight="512">
-    <path android:fillColor="#FF0090"
+    <path android:fillColor="#0076ba"
           android:pathData="M0,0h512v512h-512z"/>    <group android:translateX="-255" android:translateY="145">
-        <path android:fillColor="#00FFFFFF"
+        <path android:fillColor="#00005383"
               android:pathData="m431.2,210.5h-19.4c-19.5,0 -35.4,-15.9 -35.4,-35.4L376.4,45.4c0,-19.5 15.9,-35.4 35.4,-35.4h122.9l0.1,46.3h-19.8c-11,0 -19.9,9 -19.9,19.9v68.1c0,11 9,19.9 19.9,19.9h68.1c11,0 19.9,-9 19.9,-19.9L603,76.2c0,-11 -9,-19.9 -19.9,-19.9h-19.8l-0.2,-46.3h50.8c19.5,0 35.4,15.9 35.4,35.4L649.3,175.1c0,19.5 -15.9,35.4 -35.4,35.4h-154L459.6,56.1 417.9,110.4"
               android:strokeColor="#FFFFFF" android:strokeLineCap="round"
               android:strokeLineJoin="round" android:strokeWidth="15"/>
diff --git a/app/src/main/res/drawable/ic_launcher_background.xml b/app/src/main/res/drawable/ic_launcher_background.xml
index abc88e39a135a367df10e3b3ad5d66f96be02582..30a8ada207ff2ad543ef99dc861613a8954ff579 100644
--- a/app/src/main/res/drawable/ic_launcher_background.xml
+++ b/app/src/main/res/drawable/ic_launcher_background.xml
@@ -5,6 +5,6 @@
         android:width="108dp"
         android:viewportHeight="108"
         android:viewportWidth="108">
-    <path android:fillColor="#FF0090"
+    <path android:fillColor="#0076ba"
           android:pathData="M0,0h108v108h-108z"/>
 </vector>
diff --git a/app/src/main/res/layout/main_fragment.xml b/app/src/main/res/layout/main_fragment.xml
index 04ffb99f50b5f19976d426e7296f1475573dfaa3..497f43ef3b680622fc51f7a0b8b16d52425c9949 100644
--- a/app/src/main/res/layout/main_fragment.xml
+++ b/app/src/main/res/layout/main_fragment.xml
@@ -24,77 +24,68 @@
               app:layout_constraintTop_toBottomOf="@+id/image_logo"/>
 
     <androidx.constraintlayout.widget.ConstraintLayout android:layout_width="match_parent"
-                                                       android:layout_height="wrap_content"
+                                                       android:layout_height="0dp"
                                                        app:layout_constraintTop_toBottomOf="@+id/label_status"
+                                                       app:layout_constraintBottom_toBottomOf="parent"
                                                        android:id="@+id/container_disconnected">
         <Button android:id="@+id/button_pair"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
-                android:text="pair"
+                android:text="@string/main_button_pair"
+                android:layout_marginTop="@dimen/main_label_margin"
+                style="@style/MainButton"
                 app:layout_constraintBottom_toBottomOf="parent"
                 app:layout_constraintLeft_toLeftOf="parent"
                 app:layout_constraintRight_toRightOf="parent"/>
 
-        <Button android:id="@+id/button_connect"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:text="@string/main_button_connect"
-                app:layout_constraintBottom_toBottomOf="parent"
-                app:layout_constraintLeft_toRightOf="@id/button_pair"/>
-
     </androidx.constraintlayout.widget.ConstraintLayout>
 
     <androidx.constraintlayout.widget.ConstraintLayout android:layout_width="match_parent"
-                                                       android:layout_height="wrap_content"
-                                                       app:layout_constraintTop_toBottomOf="@id/container_disconnected"
-                                                       android:id="@+id/container_paired">
-
+                                                       android:layout_height="0dp"
+                                                       app:layout_constraintTop_toBottomOf="@+id/label_status"
+                                                       android:id="@+id/container_connected">
         <Button android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:layout_marginTop="@dimen/main_label_margin"
-                android:id="@+id/button_mood"
-                android:text="@string/main_button_mood"
-                app:layout_constraintTop_toTopOf="parent"
-                app:layout_constraintBottom_toBottomOf="parent"
+                style="@style/MainButton"
+                android:id="@+id/button_hatchery"
+                android:text="@string/main_button_browse_apps"
                 app:layout_constraintLeft_toLeftOf="parent"
                 app:layout_constraintRight_toRightOf="parent"
-        />
+                app:layout_constraintTop_toTopOf="parent"
+                android:enabled="false"/>
 
         <Button android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
-                android:layout_marginTop="@dimen/main_label_margin"
-                android:id="@+id/button_beautiful"
-                android:text="Beautiful"
-                app:layout_constraintTop_toBottomOf="@id/button_mood"
-                app:layout_constraintBottom_toBottomOf="parent"
+                android:layout_marginTop="@dimen/main_button_margin"
+                style="@style/MainButton"
+                android:id="@+id/button_send"
+                android:text="@string/main_button_send_file"
                 app:layout_constraintLeft_toLeftOf="parent"
                 app:layout_constraintRight_toRightOf="parent"
-        />
-    </androidx.constraintlayout.widget.ConstraintLayout>
+                app:layout_constraintTop_toBottomOf="@+id/button_hatchery"/>
 
-    <androidx.constraintlayout.widget.ConstraintLayout android:layout_width="match_parent"
-                                                       android:layout_height="wrap_content"
-                                                       app:layout_constraintTop_toBottomOf="@+id/label_status"
-                                                       android:id="@+id/container_connected">
         <Button android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
-                android:layout_marginTop="@dimen/main_label_margin"
-                android:id="@+id/button_hatchery"
-                android:text="@string/main_button_browse_apps"
-
+                android:layout_marginTop="@dimen/main_button_margin"
+                style="@style/MainButton"
+                android:id="@+id/button_mood"
+                android:text="@string/main_button_mood"
+                app:layout_constraintTop_toBottomOf="@+id/button_send"
                 app:layout_constraintLeft_toLeftOf="parent"
-                app:layout_constraintRight_toRightOf="parent"
-                app:layout_constraintTop_toTopOf="parent"/>
+                app:layout_constraintRight_toRightOf="parent"/>
 
         <Button android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
-                android:layout_marginTop="@dimen/main_label_margin"
-                android:id="@+id/button_send"
-                android:text="@string/main_button_send_file"
-
+                android:layout_marginTop="@dimen/main_button_margin"
+                style="@style/MainButton"
+                android:id="@+id/button_beautiful"
+                android:text="@string/main_button_beautiful"
+                app:layout_constraintTop_toBottomOf="@+id/button_mood"
                 app:layout_constraintLeft_toLeftOf="parent"
-                app:layout_constraintRight_toRightOf="parent"
-                app:layout_constraintTop_toBottomOf="@+id/button_hatchery"/>
+                app:layout_constraintRight_toRightOf="parent"/>
+
     </androidx.constraintlayout.widget.ConstraintLayout>
 
 </androidx.constraintlayout.widget.ConstraintLayout>
+
diff --git a/app/src/main/res/values/colors.xml b/app/src/main/res/values/colors.xml
index dadaf8add3985fd765feb285ccaa216c84e3c47a..315755b4d63c6ae563f9472947e7309e470e325d 100644
--- a/app/src/main/res/values/colors.xml
+++ b/app/src/main/res/values/colors.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-    <color name="colorPrimary">#FF0090</color>
-    <color name="colorPrimaryDark">#E0115F</color>
-    <color name="colorAccent">#44A597</color>
+    <color name="colorPrimary">#0076ba</color>
+    <color name="colorPrimaryDark">#005383</color>
+    <color name="colorAccent">#99ba00</color>
 </resources>
diff --git a/app/src/main/res/values/dimensions.xml b/app/src/main/res/values/dimensions.xml
index 96a7a7f5ae928389d77a59e7d640ffcd6e950b20..9d3852ddac2326519ee115bc885caa70752968bb 100644
--- a/app/src/main/res/values/dimensions.xml
+++ b/app/src/main/res/values/dimensions.xml
@@ -1,8 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
     <dimen name="activity_padding">24dp</dimen>
+
     <dimen name="logo_margin_bottom">24dp</dimen>
-    <dimen name="main_label_margin">24dp</dimen>
+    <dimen name="main_label_margin">32dp</dimen>
+    <dimen name="main_button_margin">16dp</dimen>
+
     <dimen name="send_label_margin">24dp</dimen>
 
     <dimen name="app_list_item_padding">16dp</dimen>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index deb1806b01cf25391b840e2adcb3327d8ec545c4..91fa3fa62364f500210c0d10d4b6c368157fa4b8 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -4,10 +4,12 @@
     <string name="main_label_paired">You are paired to %1$s (%2$s)</string>
     <string name="main_label_not_connected">You are currently not connected to your card10.</string>
     <string name="main_label_status">You are connected to %1$s (%2$s)</string>
-    <string name="main_button_connect">Connect</string>
+    <string name="main_button_pair">Pair</string>
+    <string name="main_button_manage_pairings">Manage Paired Devices</string>
     <string name="main_button_browse_apps">Browse Apps</string>
     <string name="main_button_send_file">Send File</string>
     <string name="main_button_mood">Change Mood</string>
+    <string name="main_button_beautiful">Beautiful</string>
 
     <string name="file_transfer_button_pick_file">Select</string>
     <string name="file_transfer_button_start_transfer">Start</string>
diff --git a/app/src/main/res/values/styles.xml b/app/src/main/res/values/styles.xml
index 5885930df6d10edf3d6df40d6556297d11f953da..4fc9ecb1545e905714d346611b6e1547380acc59 100644
--- a/app/src/main/res/values/styles.xml
+++ b/app/src/main/res/values/styles.xml
@@ -8,4 +8,8 @@
         <item name="colorAccent">@color/colorAccent</item>
     </style>
 
+    <style name="MainButton" parent="Widget.AppCompat.Button.Colored">
+        <item name="android:minWidth">200dp</item>
+    </style>
+
 </resources>